ALEXANDRIA, Va., June 9 -- United States Patent no. 12,288,035, issued on April 29, was assigned to Persona AI Co. Ltd. (Seoul, South Korea).

"Question answering with first and second artificial intelligence models based on document with updated question" was invented by Seungjae Yoo (Hanam-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides an electronic apparatus, which conducts learning based on sensitive information or specialized tasks for the self-stored artificial intelligence model, while using an artificial intelligence model stored in an external electronic device, and uses internal and external artificial intelligence models complementarily to each other ...